Karve CB Plate: Safety Bar vs Open Comb
By Karve Shaving Co. | Engineered & Machined Safety Razors Made in Canada | Published: 2026-10-21
Category: Comparisons
Choosing between the Karve CB solid bar and open comb plates? We explain the key differences and help you pick the right plate for your skin and shaving style.
Quick Answer
For most shavers, the solid bar (SB) plate offers a smoother, more forgiving shave, while the open comb (OC) plate provides a more aggressive, efficient cut. Choose SB for daily comfort and OC for tackling heavier growth.
How Plate Design Affects Your Shave
The Christopher Bradley (CB) razor's interchangeable plates let you fine-tune efficiency, but the bar type matters as much as the level. The solid bar (SB) plate uses a continuous bar that distributes pressure evenly across the skin, which typically reduces irritation and makes it easier to use on sensitive areas.
The open comb (OC) plate features teeth that expose more of the blade edge. This design allows the comb to guide longer hairs into the blade, making it effective for dense or multi-day growth. The trade-off is that the blade feels more exposed, so you need a steady hand and a lighter touch.
Matching Plate to Your Shaving Routine
If you shave daily or every other day, the SB plate is often the safer choice. It still provides a close shave, especially at higher levels, but its design is more tolerant of varied angles and pressure.
If you let your beard grow for several days, the OC plate can cut through thicker stubble with fewer passes. That efficiency can reduce overall razor burn, but only if you adapt your technique to the more aggressive blade exposure.
Choosing Your Plate: Trade-Offs
- Choose SB if you value comfort: The solid bar's smooth surface distributes pressure and reduces the chance of nicks, making it ideal for sensitive skin or daily shaving. You may need a higher level to match the efficiency of an OC plate. Start with a mid-level SB (like C or D) if you're new to adjustable razors.
- Choose OC if you face heavy growth: The open comb's teeth expose more blade, allowing it to tackle several days of growth in fewer strokes. This efficiency comes with a learning curve and a lighter touch. If you switch to OC, reduce pressure and let the razor's weight do the work.
- Match the level to your experience: Both SB and OC plates range from AA (mild) to G (aggressive). A mild OC (like AA or B) can be a gentle introduction, while a high-level SB (like F or G) can rival an aggressive OC in efficiency. Consider buying one plate in a level you know, then experiment with the other bar type at the same level.
Karve CB Plates at a Glance
- CB Plate SB - Stainless: The SB plate is the same solid bar design that comes with the Christopher Bradley razor, available in levels from AA (least aggressive) to G (most aggressive). You can start with a mild SB plate to build confidence, then move up levels as your technique improves.
CB Plate SB - Stainless - CB Plate OC - Stainless: The OC plate uses an open comb design and is also available in levels from AA to G, with each plate permanently engraved with its level. The engraving makes it easy to identify your plate when switching between levels or bar types.
CB Plate OC - Stainless
Which Plate Fits You?
Best for
- Daily shavers with sensitive skin who want a smooth, forgiving shave
- Beginners who are still learning blade angle and pressure control
Not for
- Shavers who skip several days between shaves and need maximum efficiency in one pass
